8030440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18251}}^1$

素因数の和:18273

約数の個数: 32

約数和(自身を含む): 19712160

約数和(自身を除く): 11681720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18251, 36502, 73004, 91255, 146008, 182510, 200761, 365020, 401522, 730040, 803044, 1003805, 1606088, 2007610, 4015220, 8030440]

約数ペア:

[(1, 8030440), (2, 4015220), (4, 2007610), (5, 1606088), (8, 1003805), (10, 803044), (11, 730040), (20, 401522), (22, 365020), (40, 200761), (44, 182510), (55, 146008), (88, 91255), (110, 73004), (220, 36502), (440, 18251)]